Smith talks about the “Uncreated Koran and the “created Koran”. For example, in Christianity the figure of Christ was revealed in the Holy Scriptures as the center of faith, in Islam the Koran occupies the center of their faith. So I guess that when they talk about “uncreated Koran”, it refers for example, to something like this: God became man and we talk about His Incarnation. In order to describe the Muslim belief regarding the Koran, we would have to say that God became a book instead of a man and that this book is the Koran. Because for Muslims, the Koran has the same dignity as the Word, the "uncreated word" of God for
